Detection limit: 1 mg/m3
Development time: 2 minutes
Temperature range +40°C - 18°C
Shelf life : 20 years
Weight: 10 grams
So what makes this different from the tags you simply slap on your arm?
For one thing, it can be re-used again and again. And there is also a small
chip in the case that records the detection time, date, and concentration
of the gas.